Air conditioners cool rooms by recirculating indoor air in a closed-loop system. Most models do not bring in fresh air from outside, except for a few specialized units equipped with fresh air intake ...

Radio Frequency Identification is widely used in contactless payment cards, National Highway Tollgate systems, and in security passes. By integrating an RFID reader with an Arduino, you will be able ...

Abstract: This work aims at building a working model for a complete intercom door lock system using Arduino and Raspberry Pi. The goal has been to unite the best of Raspberry Pi and Arduino in a ...

ACEBOTT QE007 ESP32-based Smart Home Starter Kit is a STEAM (Science, Technology, Engineering, Arts, and Maths) education platform that involves story reading, assembling a wooden house with various ...

Phil is a freelance writer and editor with 20+ years of experience. He has been writing for MakeUseOf since April 2021. With a focus on DIY making and electronics projects, he is passionate about ...

We often desire an OTP based locker that allows us to share a virtual key for one-time use to unlock it. This kind of intelligent door lock system provides the flexibility to grant access to delivery ...

Abstract: This is an IoT-based system with Radio Frequency Identification System which supports door lock and unlock function. This door locking system helps registered users to lock or unlock the ...

Often times, we need to secure a room at our home or office (perhaps a secret dexter’s laboratory) so that no one can access the room without our permission and ensure protection against theft or loss ...

big thanks to the ESP-RFID Project with the work they have done. The "rfid-door" hardware is 100% compatible with their software also a modified Firmware with extended MQTT support is included with ...

Ian Buckley is a freelance journalist, musician, performer and video producer living in Berlin, Germany. When he's not writing or on stage, he's tinkering with DIY electronics or code in the hope of ...